What is 0xBitcoin (0XBTC)?

Quick Facts

  • Type: Mineable ERC20 token on Ethereum
  • Consensus: Proof-of-Work (PoW) via smart contract
  • Standard: First implementation of EIP-918 mineable token standard
  • Distribution: No ICO, no pre-mine, no airdrop, no founder's reward
  • Hard cap: Fixed supply mirroring Bitcoin's monetary model
  • Block reward: 50 0xBTC per valid solution found
  • Difficulty retarget: Every 1,024 mining rewards
  • Also available on: Polygon network

Introduction

0xBitcoin (0xBTC) is the first token on Ethereum to be distributed entirely through Proof-of-Work mining. Rather than assigning tokens to a contract deployer or running an ICO, 0xBitcoin introduced a novel model where anyone with computing power can earn tokens fairly.

Its goal is to function as a decentralized store of value and currency within the Ethereum ecosystem — combining Bitcoin's scarcity model with Ethereum's programmability.

History & Background

0xBitcoin launched in 2018, created by a pseudonymous developer known as @infernal_toast. It was the first token to implement the EIP-918 standard, an Ethereum Improvement Proposal that defined a formal specification for mineable tokens on Ethereum.

The project emerged partly as a response to the perceived flaws of the ICO fundraising model, which critics argued was centralized and prone to manipulation by bad actors.

How 0xBitcoin Works

All 0xBTC tokens are locked inside the smart contract at deployment. Miners compete to solve a SHA-3 cryptographic puzzle — similar in concept to Bitcoin mining — and the first miner to submit a valid solution calls the mint() function on the contract, receiving a reward of 50 0xBTC.

Difficulty adjusts every 1,024 rewards to target a consistent average block time. Because mining occurs on-chain via Ethereum, 0xBTC cannot be 51% attacked without simultaneously attacking the entire Ethereum network.

Tokenomics

0xBitcoin's economic design closely mirrors Bitcoin's. It has a fixed hard cap and a predictable, transparent issuance schedule — properties that Ether (ETH) itself does not share. Tokens are earned exclusively through mining, making the distribution model fully permissionless. There is no team allocation, no venture-capital pre-sale, and no inflationary mechanism.

As an ERC20 token, 0xBTC can be freely traded on decentralized exchanges (DEXes) and integrated with other DeFi protocols.

Circulating supply ? 3.34 million 0XBTC
Total supply ? 21.21 million 0XBTC
Max supply ? 220,435 0XBTC
Updated 6mo ago

Ecosystem & Use Cases

0xBitcoin's primary use case is as a store of value and medium of exchange within the Ethereum ecosystem. Because it follows the ERC20 standard, it integrates seamlessly with wallets, DEXes, and smart contract applications.

The project also established the EIP-918 standard, which opened the door for a whole new class of mineable tokens on Ethereum. Mining pools and GPU mining software (such as the COSMiC miner) support the network.

Team, Governance & Community

0xBitcoin was founded by the pseudonymous developer @infernal_toast and has since grown into a community-driven project with open-source contributions from multiple developers. The project organization hosts numerous public repositories on GitHub.

Community coordination happens across Reddit, Discord, Telegram, and Twitter. Because there is no central authority or founder's reserve, governance is largely informal and driven by community consensus.

Advantages

  • Truly decentralized distribution — no pre-mine, ICO, or insider allocation
  • Proof-of-Work security — mining difficulty deters manipulation
  • ERC20 compatibility — works with any Ethereum wallet, DEX, or dApp
  • Bitcoin-like scarcity — fixed hard cap with predictable issuance
  • Smart contract immunity — resistant to 51% attacks without attacking Ethereum itself

Risks & Challenges

  • Energy consumption — GPU-based PoW mining requires significant electricity
  • Niche adoption — competes with ETH and other assets as a store of value on Ethereum
  • Mining centralization risk — pools can concentrate hashing power over time
  • Limited ecosystem growth — relatively small developer and user community compared to major tokens

Long-Term Vision

0xBitcoin's long-term vision is to serve as the decentralized monetary layer of Ethereum — a scarce, fairly distributed, and censorship-resistant asset that complements Ethereum's utility-focused design. As the Ethereum ecosystem matures, 0xBTC aims to occupy the role of a neutral, trust-minimized store of value that any participant can earn through honest computational work.

Frequently Asked Questions

0xBitcoin is the only ERC20 token distributed entirely through Proof-of-Work mining. Unlike most tokens, it had no ICO, no pre-mine, and no founder's allocation — every token must be mined.

Miners run software that solves a SHA-3 cryptographic puzzle defined by the 0xBTC smart contract. The first miner to submit a valid solution calls the mint() function and receives a reward of 50 0xBTC.

EIP-918 is an Ethereum Improvement Proposal that standardizes mineable token distribution using Proof of Work. 0xBitcoin was its first real-world implementation, paving the way for other mineable ERC20 tokens.

No. Because mining is validated by the Ethereum smart contract, attacking 0xBitcoin would require simultaneously attacking the entire Ethereum network, making it economically infeasible.

Yes. As a standard ERC20 token, 0xBTC is compatible with any Ethereum-based DEX and can be stored in any ERC20-compatible wallet.

0xBitcoin was created by a pseudonymous developer known as @infernal_toast and launched in 2018. The project has since become community-driven with open-source contributions from multiple developers.

The fixed hard cap is a deliberate design choice to create scarcity and a predictable monetary policy — qualities the creators felt were missing from ETH and most other Ethereum tokens.

Yes. In addition to its native Ethereum contract, 0xBitcoin is also available on the Polygon network, allowing for lower-cost transfers and broader DeFi access.